UPSC General Studies Solved Paper - General Studies-2011

  • question_answer
    The function of heavy water in a nuclear reactor is to

    A)  slow down the speed of neutrons                         

    B)  increase the speed of neutrons

    C)  cool down the reactor

    D)  stop the nuclear reaction

    Correct Answer: A

    Solution :

    Exp. [a] Though the function of heavy water is both to slow down the speed of reactors and of cooling down the reactor through heat transfer, the correct option is  only as heavy water is largely Li?: for the farmer's purpose.

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